Home / 2,750.33-4,126.17-1,107.11

Finding the Fourth Proportional to 2,750.33, 4,126.17 and 1,107.11

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Solution

The fourth proportional to 2,750.33, 4,126.17 and 1,107.11 is: 1,660.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,750.33 : 4,126.17 = 1,107.11 : x
  2. Step 2: Convert to fraction form
    2,750.33/4,126.17 = 1,107.11/x
  3. Step 3: Cross multiply
    2,750.33x = 4,126.17 × 1,107.11
  4. Step 4: Simplify right side
    2,750.33x = 4,568,124.07
  5. Step 5: Solve for x
    x = 4,568,124.07/2,750.33
  6. Step 6: Final answer
    x = 1,660.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.